wowed uses tracking software downaded by users to search for information anonymously. this method of clo computing let's wed use the power of thousands of computers to generate search results. >> meaning every few seconds we're le to find new material for you that matches the thing that y're looking for. so that's a ne kind of search. >> i think they're trying to pick u on a trend, if you will. >> reporter: he isn't so sure people will buy into this idea. he says people have a general fear of downloading anything new to their computers. >> i'm not convinced that that' something that people are goin to want to do and i'm not entirely convinced either that we need another search engine. >> wowed says users don't have to downloaanything to see the benefits of using the site. but it says results will only get better if more users do download the software. >> it's not for everybod but we provide a bunch of things in what we call the client so that for a certain number of people, they will want to have it. >> reporter: wow users say they welcome any new search tool that allo